Your smartphone is full of surprises. There's an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.

This summer's Windows 10 update will add QR codes to the Blue Screen of Death. Smart idea or just more frustration? Rick Broida is the author of numerous books and thousands of reviews, features and ...

Many of you reading this have undoubtedly seen a QR (Quick Response) code by now (the thing pictured to the right), but there's just as much -- if not more -- confusion surrounding them today as there ...